<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>

    <!-- 1、CDN引入文件 -->
    <link rel="stylesheet" href="https://unpkg.com/swiper/swiper-bundle.css">
    <script src="https://unpkg.com/swiper/swiper-bundle.js">
    </script>
    <script src="https://ajax.aspnetcdn.com/ajax/jquery/jquery-3.2.1.min.js"></script>

    <!--2、文件自己引入 -->
    <!-- <script src="swiper.min.js"></script>
    <link rel="stylesheet" href="swiper.min.css">
    <script src="jquery.js"></script> -->
    <style>
        * {
            margin: 0;
            padding: 0;
        }
        
        ul {
            list-style: none;
            text-align: center;
            overflow: hidden;
        }
        
        a {
            text-decoration: none;
            color: #000;
        }
        
        .swiper-content {
            width: 80%;
            overflow: hidden;
            margin: 0 auto;
        }
        
        .swiper-content .title {
            height: 100px;
            display: flex;
            align-items: center;
            justify-content: space-around;
        }
        
        .swiper-content .nav-item {
            float: left;
            display: block;
            margin-right: 30px;
            width: 50px;
            height: 30px;
            line-height: 30px;
        }
        /* 点击的激活样式 */
        
        .swiper-content .nav-item.active {
            background-color: #378ee6;
        }
        /* 轮播图的样式 */
        
        .swiper-content .swiper-container {
            height: 300px;
            background-color: pink;
        }
    </style>
</head>

<body>
    <div class="swiper-content">

        <!-- 自定义导航 -->
        <div class="title">
            <!-- 给ul 添加自定义分页器类名 custom-pagination -->
            <ul class="nav custom-pagination">
                <li class="nav-item active">
                    <a href="javascript:;">首页</a>
                </li>
                <li class="nav-item">
                    <a href="javascript:;">网站</a>
                </li>
                <li class="nav-item">
                    <a href="javascript:;">关于</a>
                </li>
                <li class="nav-item">
                    <a href="javascript:;">联系</a>
                </li>
            </ul>
        </div>

        <!-- 轮播图 -->
        <div class="swiper-container">
            <div class="swiper-wrapper">
                <div class="swiper-slide">
                    <h1>1</h1>
                </div>
                <div class="swiper-slide">
                    <h1>2</h1>
                </div>
                <div class="swiper-slide">
                    <h1>3</h1>
                </div>
                <div class="swiper-slide">
                    <h1>4</h1>
                </div>
            </div>
        </div>

    </div>

    <script>
        var mySwiper = new Swiper('.swiper-container',

            {
                //  循环模式
                loop: true,

                pagination: {
                    // 自定义分页器的类名----必填项
                    el: '.custom-pagination',

                    // 是否可点击----必填项
                    clickable: true,

                    // 分页的类型是自定义的----必填项
                    type: 'custom',

                    // 自定义特殊类型分页器，当分页器类型设置为自定义时可用。
                    renderCustom: function(swiper, current, total) {
                        //   console.log(current);//1 2 3 4

                        // 1、分页器激活样式的改变---给自己添加激活样式并将兄弟的激活样式移出。
                        $('.custom-pagination').children().eq(current - 1).addClass('active').siblings().removeClass('active');

                        // 2、分页器点击的时候同时切换轮播图(事件委托)----循环模式slideToLoop--
                        $('.custom-pagination').on('click', 'li', function() {
                            mySwiper.slideToLoop($(this).index(), 1000, false)
                        })
                    }
                },
            })
    </script>
</body>

</html>